Mastery of content is a major goal of learning. To that end, we teachers want to ensure that our students come to master the content, even if they fail to prove mastery the first time they try. If you are like me, however, you are somewhat leery of retakes. A few years ago, my teammates and I were struggling with how to ensure that students prove mastery without retaking assessments. We drafted a few forms, and this is the one that I ultimately created for my classroom. This corrections hand